Class ObjectIdDictionary


  • public class ObjectIdDictionary
    extends java.lang.Object
    Store IDs against given object references.

    Behaves similar to java.util.IdentityHashMap, but in JDK1.3 as well. Additionally the implementation keeps track of orphaned IDs by using a WeakReference to store the reference object.

    • Field Detail

      • map

        private final java.util.Map map
      • queue

        private final java.lang.ref.ReferenceQueue queue
    • Constructor Detail

      • ObjectIdDictionary

        public ObjectIdDictionary()
    • Method Detail

      • associateId

        public void associateId​(java.lang.Object obj,
                                java.lang.Object id)
      • lookupId

        public java.lang.Object lookupId​(java.lang.Object obj)
      • containsId

        public boolean containsId​(java.lang.Object item)
      • removeId

        public void removeId​(java.lang.Object item)
      • size

        public int size()
      • cleanup

        private void cleanup()